Don"t c( ) you with your sister .You 're different.

Don"t c( ) you with your sister .You 're different.
Don"t c( ) you with your sister .You 're different.

Don"t c( ) you with your sister .You 're different.
应该是
compare 比较
compare with sb 和某人比
不要和你姐姐比,你们不一样.

填 compare
词组：compare 。。。with。。。和……相比较
翻译：不要和你的姐姐比较。你们是不同的。

copy
意思是：别再模仿你姐姐了，你是独一无二的。